Macro q1tsim::declare_controlled_qasm

macro_rules! declare_controlled_qasm {
    ($trait_name:ident, $gate_name:ident, $method_name:ident $(, arg=$arg:ident)*) => { ... };
    ($trait_name:ident, $gate_name:ident, $method_name: ident, qasm=$qasm:expr $(, arg=$arg:ident)*) => { ... };
}